package com.dm.shop.config;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.util.Date;

/**
 * @version 1.0
 * @author: Saiya Wang
 * @desc: 实现自动更新创建时间、更新时间
 * @date: 2021/7/22 16:49
 */
//Mybatisplus实现MetaObjectHandler接口自动更新创建时间更新时间
@Component
@Slf4j
public class MyMetaObjectHandler implements MetaObjectHandler {
    @Override
    public void insertFill(MetaObject metaObject) {
        log.info("start insert fill ...");
        this.setFieldValByName("createTime", new Date(), metaObject);
        this.setFieldValByName("updateTime", new Date(), metaObject);
    }

    @Override
    public void updateFill(MetaObject metaObject) {
        log.info("start update fill ...");
        this.setFieldValByName("updateTime",new Date(),metaObject);
    }
}
